18486481079496 has 64 divisors (see below), whose sum is σ = 46386834059520. Its totient is φ = 6139451384640.

The previous prime is 18486481079489. The next prime is 18486481079503. The reversal of 18486481079496 is 69497018468481.

It is an interprime number because it is at equal distance from previous prime (18486481079489) and next prime (18486481079503).

It is a super-2 number, since 2×18486481079496² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5758791 + ... + 8374761.

It is an arithmetic number, because the mean of its divisors is an integer number (724794282180).

Almost surely, 2^{18486481079496} is an apocalyptic number.

It is an amenable number.

18486481079496 is an abundant number, since it is smaller than the sum of its proper divisors (27900352980024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18486481079496 is a wasteful number, since it uses less digits than its factorization.

18486481079496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2617066 (or 2617062 counting only the distinct ones).

The product of its (nonzero) digits is 668860416, while the sum is 75.

The spelling of 18486481079496 in words is "eighteen trillion, four hundred eighty-six billion, four hundred eighty-one million, seventy-nine thousand, four hundred ninety-six".